再来质问：俺只懂宇宙，只懂相对论吗？

来源: 老忽叔叔于 2012-11-24 05:45:02 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.